856850-68-5
5-bromo-2,4-dichloro-3-nitro-pyridine
→
873397-71-8
5-溴-2,3,4-三氯吡啶
408328-18-7
89282-12-2
2,4-二羟基-3-硝基吡啶
103792-81-0
3-氯-4-羟基-2(1H)-羟基吡啶
503425-84-1
5-bromo-2,4-dichloropyridin-3-amine
80791-79-3
3-溴-2,4-二羟基吡啶
408326-40-9
5-bromo-3-chloro-pyridine-2,4-diol